Draw-out circuit breaker with slide-in module frame 4-pole, Size 2, IEC In=2000 A to 690 V, 50/60 Hz AC Icu=66 kA at 500 V Rear horizontal connection Overcurrent release ETU 27 LSING protection adjustable 0.4-1 in Ground fault/N protection integrated With manual operating mechanism with storage with mechanical request without 1st auxiliary release With 2nd auxiliary release "R", F3 Undervoltage, instant. 110-127 V AC, 110-125 V DC 2NO+2NC K07= Tripped signaling contact, 1 CO not possible with option F02 P23= Retrofitted to Connection: Top horizontal, bottom vertical R21= Shutter 2-part can be locked with bracket lock R30= Locking device against opening of the Control cabinet door S07= Castell/Fortress in Off position with 4 padlocks S33= Castell/Fortress Tension lever